33:
77:
380:
372:
52:
561:
546:
which also lives in rivers with moderate flow. It can survive in areas with large fluctuations in the amount of available water, by burrowing into the ground when the surface waters recede.
1275:
677:
1270:
1154:
970:
1260:
1290:
1280:
350:. While the colouration of the claws is distinctive, it can be difficult to use that to identify a specimen without reference specimens for comparison.
1128:
908:
1167:
921:
1285:
1089:
689:
751:
693:
1232:
996:
499:(35 km or 22 mi downstream from Karlsruhe). It has since been recorded from other locations in Europe, including the
926:
440:; the Canadian populations are centered in southern Ontario. It is believed to have been introduced to a number of states in
1172:
957:
815:"Aggressive interactions and competition for shelter between a recently introduced and an established invasive crayfish:
638:
An updated classification of the freshwater crayfishes (Decapoda: Astacidea) of the world, with a complete species list
32:
1037:
834:
1107:
975:
1120:
326:
76:
827:
491:
in 1997. Later, a breeding population was discovered, and this has now spread at least as far downstream as
814:
863:
322:
181:
1042:
1237:
1076:
1001:
504:
488:
310:
198:
1265:
609:
41:
949:
786:"A review of the ever increasing threat to European crayfish from non-indigenous crayfish species"
1224:
566:
513:
283:
207:
71:
1159:
936:
1206:
1063:
983:
895:
500:
988:
1211:
1185:
843:
793:
651:
604:
542:
508:
437:
356:
379:
1193:
763:
847:
371:
1115:
1102:
1254:
1180:
595:
586:
453:
445:
61:
56:
1068:
900:
457:
118:
718:
560:
886:
1219:
1141:
962:
944:
480:
441:
405:
287:
138:
1028:
556:
279:
148:
1094:
656:
635:
492:
483:. The first recorded escape was a single individual in a small canal in the
108:
88:
798:
785:
1198:
1050:
1022:
880:
476:
421:
409:
346:
330:
275:
158:
128:
1055:
1133:
913:
461:
433:
432:
in Canada. Populations in Quebec may be the result of introductions by
425:
417:
413:
271:
1146:
784:
D. M. Holdich; J. D. Reynolds; C. Souty-Grosset; P. J. Sibley (2009).
529:
496:
429:
98:
857:
400:
naturally occurs across a wide area of eastern North
America, from
537:
484:
449:
401:
378:
370:
813:
Christoph
Chucholl, Hans Bernd Stich & Gerhard Maier (2008).
533:
1081:
861:
507:, as well as in France. It appears to be out-competing another
495:(45 km or 28 mi downstream) and possibly as far as
479:
trade in
Germany, and is kept as a pet both in aquaria and
344:
is similar to a number of species of crayfish in the genus
528:
is only found in slow-flowing bodies of water, such as
517:, which has been present in the area for five decades.
762:. Bishops Mills Natural History Centre. Archived from
585:
Adams, S.; Schuster, G.A. & Taylor, C.A. (2010).
1012:
870:
383:The Calico crayfish has a high reproduction rate
360:by the presence of a notch near the base of the
1276:Fauna of the Great Lakes region (North America)
790:Knowledge and Management of Aquatic Ecosystems
610:10.2305/IUCN.UK.2010-3.RLTS.T153925A4564415.en
282:. It is native to North America and it is an
8:
629:
627:
364:(finger) of the claw, which is not found in
634:Crandall, Keith A; De Grave, Sammy (2017).
858:
676:James W. Fetzner, Jr. (January 14, 2008).
50:
31:
20:
797:
745:
743:
713:
711:
671:
669:
667:
655:
608:
315:Monograph of the North American Astacidae
375:Faxonius immunis has claws with red tips
1271:Freshwater crustaceans of North America
574:
580:
578:
540:and roadside ditches, in contrast to
7:
1121:d5bf7df5-9b08-479d-bfb1-d92266bc5dd6
286:in Europe, where it lives along the
1261:IUCN Red List least concern species
596:IUCN Red List of Threatened Species
321:. The original specimens came from
1291:Taxa named by Hermann August Hagen
1281:Fauna of the Eastern United States
690:Carnegie Museum of Natural History
680:Orconectes (Trisellescens) immunis
14:
848:10.1127/1863-9135/2008/0172-0027
559:
75:
1:
1286:Crustaceans described in 1870
644:Journal of Crustacean Biology
290:. Its common names include
1307:
420:in the south and north to
354:can be distinguished from
686:Crayfish Taxonomy Browser
245:Faxonius immunis pedianus
213:
206:
187:
180:
72:Scientific classification
70:
48:
39:
30:
23:
835:Archiv für Hydrobiologie
475:has been popular in the
388:Distribution and habitat
309:was first described by
792:. 394–395 (11): 1–46.
760:Ontario Crayfish Guide
416:in the west, and from
384:
376:
657:10.1093/jcbiol/rux070
603:: e.T153925A4564415.
382:
374:
1116:Fauna Europaea (new)
799:10.1051/kmae/2009025
750:Premek Hamr (2007).
505:Rhineland-Palatinate
311:Hermann August Hagen
727:Montana Field Guide
719:"Calico Crayfish —
296:papershell crayfish
42:Conservation status
16:Species of crayfish
1014:Orconectes immunis
817:Orconectes immunis
754:Orconectes immunis
721:Orconectes immunis
696:on October 4, 2014
589:Orconectes immunis
567:Crustaceans portal
385:
377:
284:introduced species
253:Orconectes immunis
1248:
1247:
1207:Open Tree of Life
984:Open Tree of Life
864:Taxon identifiers
489:Baden-Württemberg
317:, under the name
263:
262:
257:
249:
241:
229:
225:Cambarus signifer
221:
65:
1298:
1241:
1240:
1228:
1227:
1215:
1214:
1202:
1201:
1189:
1188:
1176:
1175:
1163:
1162:
1150:
1149:
1137:
1136:
1124:
1123:
1111:
1110:
1098:
1097:
1085:
1084:
1072:
1071:
1059:
1058:
1046:
1045:
1033:
1032:
1031:
1005:
1004:
992:
991:
979:
978:
966:
965:
963:NHMSYS0021177731
953:
952:
940:
939:
930:
929:
917:
916:
904:
903:
891:
890:
889:
872:Faxonius immunis
859:
852:
851:
831:
810:
804:
803:
801:
781:
775:
774:
772:
771:
747:
738:
737:
735:
733:
715:
706:
705:
703:
701:
692:. Archived from
673:
662:
661:
659:
631:
622:
621:
619:
617:
612:
582:
569:
564:
563:
526:Faxonius immunis
509:invasive species
473:Faxonius immunis
398:Faxonius immunis
342:Faxonius immunis
319:Cambarus immunis
313:in 1870, in his
307:Faxonius immunis
267:Faxonius immunis
255:
247:
239:
233:Cambarus immunis
227:
219:
217:Cambarus immunis
193:
191:Faxonius immunis
80:
79:
59:
54:
53:
35:
25:Faxonius immunis
21:
1306:
1305:
1301:
1300:
1299:
1297:
1296:
1295:
1251:
1250:
1249:
1244:
1236:
1231:
1223:
1218:
1210:
1205:
1197:
1194:Observation.org
1192:
1184:
1179:
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1158:
1153:
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1132:
1127:
1119:
1114:
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1080:
1075:
1067:
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1054:
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1041:
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1021:
1008:
1000:
995:
987:
982:
974:
969:
961:
956:
948:
943:
935:
933:
925:
920:
912:
907:
899:
894:
885:
884:
879:
866:
856:
855:
825:
812:
811:
807:
783:
782:
778:
769:
767:
749:
748:
741:
731:
729:
717:
716:
709:
699:
697:
675:
674:
665:
633:
632:
625:
615:
613:
584:
583:
576:
565:
558:
555:
549:
523:
470:
408:in the east to
395:
390:
339:
327:Marshall County
304:
292:calico crayfish
202:
195:
189:
176:
173:F. immunis
74:
66:
55:
51:
44:
17:
12:
11:
5:
1304:
1302:
1294:
1293:
1288:
1283:
1278:
1273:
1268:
1263:
1253:
1252:
1246:
1245:
1243:
1242:
1229:
1216:
1203:
1190:
1177:
1164:
1151:
1138:
1125:
1112:
1103:Fauna Europaea
1099:
1086:
1073:
1060:
1047:
1034:
1018:
1016:
1010:
1009:
1007:
1006:
993:
980:
967:
954:
941:
931:
918:
905:
892:
876:
874:
868:
867:
862:
854:
853:
805:
776:
739:
707:
682:(Hagen, 1870)"
663:
650:(5): 615–653.
623:
573:
572:
571:
570:
554:
551:
522:
519:
469:
466:
394:
391:
389:
386:
338:
335:
303:
300:
278:in the family
261:
260:
259:
258:
250:
242:
230:
222:
211:
210:
204:
203:
196:
185:
184:
178:
177:
170:
168:
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163:
156:
152:
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146:
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136:
132:
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126:
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116:
112:
111:
106:
102:
101:
96:
92:
91:
86:
82:
81:
68:
67:
49:
46:
45:
40:
37:
36:
28:
27:
15:
13:
10:
9:
6:
4:
3:
2:
1303:
1292:
1289:
1287:
1284:
1282:
1279:
1277:
1274:
1272:
1269:
1267:
1264:
1262:
1259:
1258:
1256:
1239:
1234:
1230:
1226:
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1217:
1213:
1208:
1204:
1200:
1195:
1191:
1187:
1182:
1178:
1174:
1169:
1165:
1161:
1156:
1152:
1148:
1143:
1139:
1135:
1130:
1126:
1122:
1117:
1113:
1109:
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1100:
1096:
1091:
1087:
1083:
1078:
1074:
1070:
1065:
1061:
1057:
1052:
1048:
1044:
1039:
1035:
1030:
1024:
1020:
1019:
1017:
1015:
1011:
1003:
998:
994:
990:
985:
981:
977:
972:
968:
964:
959:
955:
951:
946:
942:
938:
932:
928:
923:
919:
915:
910:
906:
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897:
893:
888:
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873:
869:
865:
860:
849:
845:
841:
837:
836:
829:
824:
822:
818:
809:
806:
800:
795:
791:
787:
780:
777:
766:on 2010-07-12
765:
761:
757:
755:
746:
744:
740:
728:
724:
722:
714:
712:
708:
695:
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683:
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664:
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653:
649:
645:
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598:
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592:
590:
581:
579:
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568:
562:
557:
552:
550:
547:
545:
544:
539:
535:
531:
527:
520:
518:
516:
515:
510:
506:
502:
498:
494:
490:
486:
482:
478:
474:
467:
465:
463:
459:
455:
454:New Hampshire
451:
447:
446:Massachusetts
443:
439:
435:
431:
427:
423:
419:
415:
411:
407:
403:
399:
393:North America
392:
387:
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373:
369:
367:
363:
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353:
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343:
336:
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320:
316:
312:
308:
301:
299:
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293:
289:
285:
281:
277:
273:
269:
268:
256:(Hagen, 1870)
254:
251:
248:Creaser, 1933
246:
243:
238:
234:
231:
228:Herrick, 1882
226:
223:
218:
215:
214:
212:
209:
205:
200:
194:
192:
186:
183:
182:Binomial name
179:
175:
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169:
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147:
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107:
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103:
100:
97:
94:
93:
90:
87:
84:
83:
78:
73:
69:
63:
58:
57:Least Concern
47:
43:
38:
34:
29:
26:
22:
19:
1013:
871:
842:(1): 27–36.
839:
833:
820:
816:
808:
789:
779:
768:. Retrieved
764:the original
759:
753:
730:. Retrieved
726:
720:
698:. Retrieved
694:the original
685:
679:
647:
643:
637:
614:. Retrieved
600:
594:
588:
548:
541:
525:
524:
512:
501:German state
481:garden ponds
472:
471:
458:Rhode Island
444:, including
397:
396:
365:
361:
355:
351:
345:
341:
340:
318:
314:
306:
305:
295:
291:
266:
265:
264:
252:
244:
237:spinirostris
236:
232:
224:
216:
190:
188:
172:
171:
159:
119:Malacostraca
24:
18:
1220:SeaLifeBase
1142:iNaturalist
945:NatureServe
442:New England
406:Connecticut
337:Description
288:Upper Rhine
240:Faxon, 1884
220:Hagen, 1870
139:Pleocyemata
1266:Cambaridae
1255:Categories
821:O. limosus
770:2010-07-30
553:References
543:F. virilis
514:F. limosus
487:valley of
366:F. virilis
357:F. virilis
352:F. immunis
323:Lawn Ridge
280:Cambaridae
149:Cambaridae
135:Suborder:
109:Arthropoda
887:Q58874766
830:abstract)
493:Karlsruhe
167:Species:
95:Kingdom:
89:Eukaryota
1160:11198240
1051:BugGuide
1029:Q1722252
1023:Wikidata
950:2.120402
881:Wikidata
732:July 29,
700:June 11,
477:aquarium
438:New York
422:Manitoba
410:Colorado
362:dactylus
347:Faxonius
331:Illinois
302:Taxonomy
276:crayfish
208:Synonyms
160:Faxonius
145:Family:
129:Decapoda
105:Phylum:
99:Animalia
85:Domain:
62:IUCN 3.1
1134:2227004
989:7116889
927:1133707
914:8930656
616:16 June
538:marshes
530:streams
521:Habitat
462:Vermont
434:anglers
426:Ontario
418:Alabama
414:Wyoming
272:species
201:, 1870)
155:Genus:
125:Order:
115:Class:
60: (
1238:594793
1212:142691
1199:912839
1186:153925
1147:107774
1108:238447
1095:258989
1082:346649
1056:601168
1002:885305
976:306176
497:Speyer
468:Europe
430:Quebec
1233:WoRMS
1225:26343
1173:97446
1155:IRMNG
1090:EUNIS
1069:7W5Y4
997:WoRMS
934:NAS:
901:7TVR8
534:ponds
485:Rhine
450:Maine
436:from
402:Maine
270:is a
235:var.
199:Hagen
1181:IUCN
1168:ITIS
1129:GBIF
1043:8518
1038:BOLD
971:NCBI
922:ITIS
909:GBIF
819:vs.
734:2010
702:2010
618:2016
601:2010
460:and
428:and
412:and
404:and
294:and
1077:EoL
1064:CoL
958:NBN
937:210
896:CoL
844:doi
840:172
828:PDF
794:doi
652:doi
605:doi
503:of
274:of
1257::
1235::
1222::
1209::
1196::
1183::
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1157::
1144::
1131::
1118::
1105::
1092::
1079::
1066::
1053::
1040::
1025::
999::
986::
973::
960::
947::
924::
911::
898::
883::
838:.
832:.
788:.
758:.
742:^
725:.
710:^
688:.
684:.
666:^
648:37
646:.
642:.
626:^
599:.
593:.
577:^
536:,
532:,
511:,
464:.
456:,
452:,
448:,
424:,
368:.
333:.
329:,
325:,
298:.
850:.
846::
826:(
823:"
802:.
796::
773:.
756:"
752:"
736:.
723:"
704:.
678:"
660:.
654::
640:"
636:"
620:.
607::
591:"
587:"
197:(
64:)
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
